#A8582D
Closest named color: Sienna (#A0522D). oklch(54.8% 0.119 46.9), rgb(168, 88, 45).
Aa
White text reads best on this color (5.12:1).
About this color
#A8582D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.119 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.023 away. White text reads best on it, at 5.12:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.09:1 |
| White text | 5.12:1 |
Values
| HEX | #A8582D |
| RGB | rgb(168, 88, 45) |
| HSL | hsl(21, 58%, 42%) |
| OKLCH | oklch(54.8% 0.119 46.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #A8582D | 5.12:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #A8582D | 4.09:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #A8582D text on white | 5.12:1 | AA | Lc 74.9 | Content text, not long reading |
| #A8582D text on black | 4.09:1 | AA large text | Lc -26.8 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EBD4C9
oklch(88.6% 0.03 47.3)
-
Step 300
300
#DFB7A4
oklch(81% 0.053 46.8)
-
Step 400
400
#CD9072
oklch(70.6% 0.086 47.1)
-
Step 500
500
#BF734D
oklch(63% 0.11 46.7)
-
Step 600
600 (this color)
#A8582D
oklch(54.8% 0.119 46.9)
-
Step 700
700
#924A22
oklch(49.1% 0.11 47.2)
-
Step 800
800
#773D1E
oklch(42.7% 0.092 46.9)
-
Step 900
900
#60351E
oklch(37.8% 0.071 47.7)
-
Step 950
950
#381F12
oklch(26.9% 0.045 47.6)
#A8582D with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #6E6328 | 0.107 |
| Deuteranopia (no green cones) | #82752C | 0.097 |
| Tritanopia (no blue cones) | #B8484F | 0.068 |
| Achromatopsia (no color) | #6E6E6E | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A8582D
#A8582D
oklch(54.8% 0.119 46.9)
- #007CA0
#007CA0
oklch(54.7% 0.106 227)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A8582D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.023
- Cinnamon #AC4F06 ΔE 0.025
- Raw Umber #A75E09 ΔE 0.031
- Earth #A2653E ΔE 0.031
- Sepia #985E2B ΔE 0.032
- Burnt Siena #B75203 ΔE 0.033
- Orangey Brown #B16002 ΔE 0.039
- Copper #B66325 ΔE 0.041
Use #A8582D in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.